Nervous system

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Across
  1. 4. fluid that protects brain and spinal cord
  2. 7. the central information processing organ
  3. 8. layer that look dull grey in colour
  4. 9. a part of brain that consists of groups of nerve cells
  5. 10. basic functional unit of the nervous system
Down
  1. 1. the largest part of the brain consisting of cerebrum, thalamus and hypothalamus
  2. 2. a part of brain that consists of pons, cerebellum and medulla oblongata
  3. 3. nervous system that controls smooth and Cardiff muscles
  4. 5. nervous system that controls skeletal muscles
  5. 6. mid and hind brain form …